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ACLOCAL(1) User Commands ACLOCAL(1)


aclocal - manual page for aclocal 1.15.1


aclocal [OPTION]...


Generate 'aclocal.m4' by scanning '' or ''


directory holding automake-provided m4 files
directory holding third-party system-wide files
run COMMAND [diff -u] on M4 files that would be changed (implies --install and --dry-run)
pretend to, but do not actually update any file
always update output file
print this help, then exit
add directory to search list for .m4 files
copy third-party files to the first -I directory
put output in FILE (default aclocal.m4)
print name of directory holding system-wide third-party m4 files, then exit
don't be silent
print version number, then exit
report the warnings falling in CATEGORY

Warning categories include:

dubious syntactic constructs (default)
unknown macros (default)
all the warnings (default)
turn off warnings in CATEGORY
turn off all the warnings
treat warnings as errors


Written by Tom Tromey <>

and Alexandre Duret-Lutz <>.


Report bugs to <>.
GNU Automake home page: <>.
General help using GNU software: <>.


Copyright © 2017 Free Software Foundation, Inc. License GPLv2+: GNU GPL version 2 or later <>
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.


The full documentation for aclocal is maintained as a Texinfo manual. If the info and aclocal programs are properly installed at your site, the command

info aclocal

should give you access to the complete manual.

April 2018 aclocal 1.15.1